Bilirubinometer



FIG. 1 is a top plan view of the bilirubinometer showing my new design;

FIG. 2 is a left side view of the bilirubinometer, its opposite side having substantially the same appearance;

FIG. 3 is a rear view of the bilirubinometer; and

FIG. 4 is a front view of the bilirubinometer. 

The ornamental design for a bilirubinometer, as shown and described. 